diff options
Diffstat (limited to 'arch/m68k/cpu')
-rw-r--r-- | arch/m68k/cpu/mcf532x/cpu.c | 33 | ||||
-rw-r--r-- | arch/m68k/cpu/mcf532x/cpu_init.c | 304 | ||||
-rw-r--r-- | arch/m68k/cpu/mcf532x/interrupts.c | 15 | ||||
-rw-r--r-- | arch/m68k/cpu/mcf532x/speed.c | 77 |
4 files changed, 226 insertions, 203 deletions
diff --git a/arch/m68k/cpu/mcf532x/cpu.c b/arch/m68k/cpu/mcf532x/cpu.c index 3346784c88..4f160a664e 100644 --- a/arch/m68k/cpu/mcf532x/cpu.c +++ b/arch/m68k/cpu/mcf532x/cpu.c @@ -3,7 +3,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2008, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -31,15 +31,16 @@ #include <netdev.h> #include <asm/immap.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); + rcm_t *rcm = (rcm_t *) (MMAP_RCM); udelay(1000); - rcm->rcr |= RCM_RCR_SOFTRST; + setbits_8(&rcm->rcr, RCM_RCR_SOFTRST); /* we don't return! */ return 0; @@ -47,14 +48,14 @@ int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) int checkcpu(void) { - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + ccm_t *ccm = (ccm_t *) MMAP_CCM; u16 msk; u16 id = 0; u8 ver; puts("CPU: "); - msk = (ccm->cir >> 6); - ver = (ccm->cir & 0x003f); + msk = (in_be16(&ccm->cir) >> 6); + ver = (in_be16(&ccm->cir) & 0x003f); switch (msk) { #ifdef CONFIG_MCF5301x case 0x78: @@ -115,18 +116,20 @@ int checkcpu(void) /* Called by macro WATCHDOG_RESET */ void watchdog_reset(void) { - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - wdp->sr = 0x5555; /* Count register */ - wdp->sr = 0xAAAA; /* Count register */ + /* Count register */ + out_be16(&wdp->sr, 0x5555); + out_be16(&wdp->sr, 0xaaaa); } int watchdog_disable(void) { - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + wdog_t *wdp = (wdog_t *) (MMAP_WDOG); /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ - wdp->cr |= WTM_WCR_HALTED; /* halted watchdog timer */ + /* halted watchdog timer */ + setbits_be16(&wdp->cr, WTM_WCR_HALTED); puts("WATCHDOG:disabled\n"); return (0); @@ -134,18 +137,18 @@ int watchdog_disable(void) int watchdog_init(void) { - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + wdog_t *wdp = (wdog_t *) (MMAP_WDOG); u32 wdog_module = 0; /* set timeout and enable watchdog */ wdog_module = ((CONFIG_SYS_CLK / 1000) * CONFIG_WATCHDOG_TIMEOUT); #ifdef CONFIG_M5329 - wdp->mr = (wdog_module / 8192); + out_be16(&wdp->mr, wdog_module / 8192); #else - wdp->mr = (wdog_module / 4096); + out_be16(&wdp->mr, wdog_module / 4096); #endif - wdp->cr = WTM_WCR_EN; + out_be16(&wdp->cr, WTM_WCR_EN); puts("WATCHDOG:enabled\n"); return (0); diff --git a/arch/m68k/cpu/mcf532x/cpu_init.c b/arch/m68k/cpu/mcf532x/cpu_init.c index 6f551b60c9..f571fadc35 100644 --- a/arch/m68k/cpu/mcf532x/cpu_init.c +++ b/arch/m68k/cpu/mcf532x/cpu_init.c @@ -3,7 +3,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * (C) Copyright 2004-2008 Freescale Semiconductor, Inc. + * (C) Copyright 2004-2008, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -28,6 +28,7 @@ #include <common.h> #include <watchdog.h> #include <asm/immap.h> +#include <asm/io.h> #if defined(CONFIG_CMD_NET) #include <config.h> @@ -38,72 +39,68 @@ #ifdef CONFIG_MCF5301x void cpu_init_f(void) { - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - - /* watchdog is enabled by default - disable the watchdog */ -#ifndef CONFIG_WATCHDOG - /*wdog->cr = 0; */ -#endif - - scm1->mpr = 0x77777777; - scm1->pacra = 0; - scm1->pacrb = 0; - scm1->pacrc = 0; - scm1->pacrd = 0; - scm1->pacre = 0; - scm1->pacrf = 0; - scm1->pacrg = 0; + scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + + out_be32(&scm1->mpr, 0x77777777); + out_be32(&scm1->pacra, 0); + out_be32(&scm1->pacrb, 0); + out_be32(&scm1->pacrc, 0); + out_be32(&scm1->pacrd, 0); + out_be32(&scm1->pacre, 0); + out_be32(&scm1->pacrf, 0); + out_be32(&scm1->pacrg, 0); #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ && defined(CONFIG_SYS_CS0_CTRL)) - gpio->par_cs |= GPIO_PAR_CS0_CS0; - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS0_CS0); + out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE); + out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL); + out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK); #endif #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ && defined(CONFIG_SYS_CS1_CTRL)) - gpio->par_cs |= GPIO_PAR_CS1_CS1; - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS1_CS1); + out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE); + out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL); + out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK); #endif #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; + out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE); + out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL); + out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK); #endif #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; + out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE); + out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL); + out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK); #endif #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ && defined(CONFIG_SYS_CS4_CTRL)) - gpio->par_cs |= GPIO_PAR_CS4; - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS4); + out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE); + out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL); + out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK); #endif #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ && defined(CONFIG_SYS_CS5_CTRL)) - gpio->par_cs |= GPIO_PAR_CS5; - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS5); + out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE); + out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL); + out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK); #endif #ifdef CONFIG_FSL_I2C - gpio->par_feci2c = GPIO_PAR_FECI2C_SDA_SDA | GPIO_PAR_FECI2C_SCL_SCL; + out_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SDA_SDA | GPIO_PAR_FECI2C_SCL_SCL); #endif icache_enable(); @@ -113,21 +110,21 @@ void cpu_init_f(void) int cpu_init_r(void) { #ifdef CONFIG_MCFFEC - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + ccm_t *ccm = (ccm_t *) MMAP_CCM; #endif #ifdef CONFIG_MCFRTC - volatile rtc_t *rtc = (rtc_t *) (CONFIG_SYS_MCFRTC_BASE); - volatile rtcex_t *rtcex = (rtcex_t *) & rtc->extended; + rtc_t *rtc = (rtc_t *) (CONFIG_SYS_MCFRTC_BASE); + rtcex_t *rtcex = (rtcex_t *) &rtc->extended; - rtcex->gocu = CONFIG_SYS_RTC_CNT; - rtcex->gocl = CONFIG_SYS_RTC_SETUP; + out_be32(&rtcex->gocu, CONFIG_SYS_RTC_CNT); + out_be32(&rtcex->gocl, CONFIG_SYS_RTC_SETUP); #endif #ifdef CONFIG_MCFFEC if (CONFIG_SYS_FEC0_MIIBASE != CONFIG_SYS_FEC1_MIIBASE) - ccm->misccr |= CCM_MISCCR_FECM; + setbits_be16(&ccm->misccr, CCM_MISCCR_FECM); else - ccm->misccr &= ~CCM_MISCCR_FECM; + clrbits_be16(&ccm->misccr, CCM_MISCCR_FECM); #endif return (0); @@ -135,41 +132,52 @@ int cpu_init_r(void) void uart_port_conf(int port) { - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; /* Setup Ports: */ switch (port) { case 0: - gpio->par_uart &= ~(GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); - gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + clrbits_8(&gpio->par_uart, + GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + setbits_8(&gpio->par_uart, + GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); break; case 1: #ifdef CONFIG_SYS_UART1_ALT1_GPIO - gpio->par_simp1h &= - ~(GPIO_PAR_SIMP1H_DATA1_UNMASK | - GPIO_PAR_SIMP1H_VEN1_UNMASK); - gpio->par_simp1h |= - (GPIO_PAR_SIMP1H_DATA1_U1TXD | GPIO_PAR_SIMP1H_VEN1_U1RXD); + clrbits_8(&gpio->par_simp1h, + GPIO_PAR_SIMP1H_DATA1_UNMASK | + GPIO_PAR_SIMP1H_VEN1_UNMASK); + setbits_8(&gpio->par_simp1h, + GPIO_PAR_SIMP1H_DATA1_U1TXD | + GPIO_PAR_SIMP1H_VEN1_U1RXD); #elif defined(CONFIG_SYS_UART1_ALT2_GPIO) - gpio->par_ssih &= - ~(GPIO_PAR_SSIH_RXD_UNMASK | GPIO_PAR_SSIH_TXD_UNMASK); - gpio->par_ssih |= - (GPIO_PAR_SSIH_RXD_U1RXD | GPIO_PAR_SSIH_TXD_U1TXD); + clrbits_8(&gpio->par_ssih, + GPIO_PAR_SSIH_RXD_UNMASK | + GPIO_PAR_SSIH_TXD_UNMASK); + setbits_8(&gpio->par_ssih, + GPIO_PAR_SSIH_RXD_U1RXD | + GPIO_PAR_SSIH_TXD_U1TXD); #endif break; case 2: #ifdef CONFIG_SYS_UART2_PRI_GPIO - gpio->par_uart |= (GPIO_PAR_UART_U2TXD | GPIO_PAR_UART_U2RXD); + setbits_8(&gpio->par_uart, + GPIO_PAR_UART_U2TXD | + GPIO_PAR_UART_U2RXD); #elif defined(CONFIG_SYS_UART2_ALT1_GPIO) - gpio->par_dspih &= - ~(GPIO_PAR_DSPIH_SIN_UNMASK | GPIO_PAR_DSPIH_SOUT_UNMASK); - gpio->par_dspih |= - (GPIO_PAR_DSPIH_SIN_U2RXD | GPIO_PAR_DSPIH_SOUT_U2TXD); + clrbits_8(&gpio->par_dspih, + GPIO_PAR_DSPIH_SIN_UNMASK | + GPIO_PAR_DSPIH_SOUT_UNMASK); + setbits_8(&gpio->par_dspih, + GPIO_PAR_DSPIH_SIN_U2RXD | + GPIO_PAR_DSPIH_SOUT_U2TXD); #elif defined(CONFIG_SYS_UART2_ALT2_GPIO) - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK); - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); + clrbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SDA_UNMASK | + GPIO_PAR_FECI2C_SCL_UNMASK); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SDA_U2TXD | + GPIO_PAR_FECI2C_SCL_U2RXD); #endif break; } @@ -178,30 +186,30 @@ void uart_port_conf(int port) #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; struct fec_info_s *info = (struct fec_info_s *)dev->priv; if (setclear) { if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_fec |= - GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC0 | GPIO_PAR_FECI2C_MDIO0; + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC0 | GPIO_PAR_FECI2C_MDIO0); } else { - gpio->par_fec |= - GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC1 | GPIO_PAR_FECI2C_MDIO1; + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC1 | GPIO_PAR_FECI2C_MDIO1); } } else { if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_fec &= - ~(GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); - gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII0_UNMASK; + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); + clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII0_UNMASK); } else { - gpio->par_fec &= - ~(GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); - gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII1_UNMASK; + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); + clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII1_UNMASK); } } return 0; @@ -212,80 +220,81 @@ int fecpin_setclear(struct eth_device *dev, int setclear) #ifdef CONFIG_MCF532x void cpu_init_f(void) { - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile scm2_t *scm2 = (scm2_t *) MMAP_SCM2; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG; + scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + scm2_t *scm2 = (scm2_t *) MMAP_SCM2; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + wdog_t *wdog = (wdog_t *) MMAP_WDOG; /* watchdog is enabled by default - disable the watchdog */ #ifndef CONFIG_WATCHDOG - wdog->cr = 0; + out_be16(&wdog->cr, 0); #endif - scm1->mpr0 = 0x77777777; - scm2->pacra = 0; - scm2->pacrb = 0; - scm2->pacrc = 0; - scm2->pacrd = 0; - scm2->pacre = 0; - scm2->pacrf = 0; - scm2->pacrg = 0; - scm1->pacrh = 0; + out_be32(&scm1->mpr0, 0x77777777); + out_be32(&scm2->pacra, 0); + out_be32(&scm2->pacrb, 0); + out_be32(&scm2->pacrc, 0); + out_be32(&scm2->pacrd, 0); + out_be32(&scm2->pacre, 0); + out_be32(&scm2->pacrf, 0); + out_be32(&scm2->pacrg, 0); + out_be32(&scm1->pacrh, 0); /* Port configuration */ - gpio->par_cs = 0; + out_8(&gpio->par_cs, 0); #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; + out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE); + out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL); + out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK); #endif #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ && defined(CONFIG_SYS_CS1_CTRL)) /* Latch chipselect */ - gpio->par_cs |= GPIO_PAR_CS1; - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS1); + out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE); + out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL); + out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK); #endif #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ && defined(CONFIG_SYS_CS2_CTRL)) - gpio->par_cs |= GPIO_PAR_CS2; - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS2); + out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE); + out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL); + out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK); #endif #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ && defined(CONFIG_SYS_CS3_CTRL)) - gpio->par_cs |= GPIO_PAR_CS3; - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS3); + out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE); + out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL); + out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK); #endif #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ && defined(CONFIG_SYS_CS4_CTRL)) - gpio->par_cs |= GPIO_PAR_CS4; - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS4); + out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE); + out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL); + out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK); #endif #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ && defined(CONFIG_SYS_CS5_CTRL)) - gpio->par_cs |= GPIO_PAR_CS5; - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; + setbits_8(&gpio->par_cs, GPIO_PAR_CS5); + out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE); + out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL); + out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK); #endif #ifdef CONFIG_FSL_I2C - gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA; + out_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA); #endif icache_enable(); @@ -301,30 +310,35 @@ int cpu_init_r(void) void uart_port_conf(int port) { - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; /* Setup Ports: */ switch (port) { case 0: - gpio->par_uart &= ~(GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); - gpio->par_uart |= (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + clrbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + setbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); break; case 1: - gpio->par_uart &= - ~(GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); - gpio->par_uart |= - (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + clrbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + setbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); break; case 2: #ifdef CONFIG_SYS_UART2_ALT1_GPIO - gpio->par_timer &= 0x0F; - gpio->par_timer |= (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); + clrbits_8(&gpio->par_timer, 0xf0); + setbits_8(&gpio->par_timer, + GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); #elif defined(CONFIG_SYS_UART2_ALT2_GPIO) - gpio->par_feci2c &= 0xFF00; - gpio->par_feci2c |= (GPIO_PAR_FECI2C_SCL_UTXD2 | GPIO_PAR_FECI2C_SDA_URXD2); + clrbits_8(&gpio->par_feci2c, 0x00ff); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SCL_UTXD2 | GPIO_PAR_FECI2C_SDA_URXD2); #elif defined(CONFIG_SYS_UART2_ALT3_GPIO) - gpio->par_ssi &= 0xF0FF; - gpio->par_ssi |= (GPIO_PAR_SSI_RXD(2) | GPIO_PAR_SSI_TXD(2)); + clrbits_be16(&gpio->par_ssi, 0x0f00); + setbits_be16(&gpio->par_ssi, + GPIO_PAR_SSI_RXD(2) | GPIO_PAR_SSI_TXD(2)); #endif break; } @@ -333,16 +347,18 @@ void uart_port_conf(int port) #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; if (setclear) { - gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO; + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); } else { - gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); + clrbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); } return 0; } diff --git a/arch/m68k/cpu/mcf532x/interrupts.c b/arch/m68k/cpu/mcf532x/interrupts.c index d6c8205454..d1ea2ff5a7 100644 --- a/arch/m68k/cpu/mcf532x/interrupts.c +++ b/arch/m68k/cpu/mcf532x/interrupts.c @@ -1,6 +1,6 @@ /* * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -25,14 +25,15 @@ /* CPU specific interrupt routine */ #include <common.h> #include <asm/immap.h> +#include <asm/io.h> int interrupt_init(void) { - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); /* Make sure all interrupts are disabled */ - intp->imrh0 |= 0xFFFFFFFF; - intp->imrl0 |= 0xFFFFFFFF; + setbits_be32(&intp->imrh0, 0xffffffff); + setbits_be32(&intp->imrl0, 0xffffffff); enable_interrupts(); return 0; @@ -41,9 +42,9 @@ int interrupt_init(void) #if defined(CONFIG_MCFTMR) void dtimer_intr_setup(void) { - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; + out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI); + clrbits_be32(&intp->imrh0, CONFIG_SYS_TMRINTR_MASK); } #endif diff --git a/arch/m68k/cpu/mcf532x/speed.c b/arch/m68k/cpu/mcf532x/speed.c index 5a29e2567a..cfdcc8b807 100644 --- a/arch/m68k/cpu/mcf532x/speed.c +++ b/arch/m68k/cpu/mcf532x/speed.c @@ -3,7 +3,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2008, 2012 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -29,6 +29,7 @@ #include <asm/processor.h> #include <asm/immap.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; @@ -65,13 +66,13 @@ DECLARE_GLOBAL_DATA_PTR; /* Get the value of the current system clock */ int get_sys_clock(void) { - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + ccm_t *ccm = (ccm_t *)(MMAP_CCM); + pll_t *pll = (pll_t *)(MMAP_PLL); int divider; /* Test to see if device is in LIMP mode */ - if (ccm->misccr & CCM_MISCCR_LIMP) { - divider = ccm->cdr & CCM_CDR_LPDIV(0xF); + if (in_be16(&ccm->misccr) & CCM_MISCCR_LIMP) { + divider = in_be16(&ccm->cdr) & CCM_CDR_LPDIV(0xF); #ifdef CONFIG_MCF5301x return (FREF / (3 * (1 << divider))); #endif @@ -80,14 +81,14 @@ int get_sys_clock(void) #endif } else { #ifdef CONFIG_MCF5301x - u32 pfdr = (pll->pcr & 0x3F) + 1; - u32 refdiv = (1 << ((pll->pcr & PLL_PCR_REFDIV(7)) >> 8)); - u32 busdiv = ((pll->pdr & 0x00F0) >> 4) + 1; + u32 pfdr = (in_be32(&pll->pcr) & 0x3F) + 1; + u32 refdiv = (1 << ((in_be32(&pll->pcr) & PLL_PCR_REFDIV(7)) >> 8)); + u32 busdiv = ((in_be32(&pll->pdr) & 0x00F0) >> 4) + 1; return (((FREF * pfdr) / refdiv) / busdiv); #endif #ifdef CONFIG_MCF532x - return ((FREF * pll->pfdr) / (BUSDIV * 4)); + return (FREF * in_8(&pll->pfdr)) / (BUSDIV * 4); #endif } } @@ -103,7 +104,7 @@ int get_sys_clock(void) */ int clock_limp(int div) { - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); + ccm_t *ccm = (ccm_t *)(MMAP_CCM); u32 temp; /* Check bounds of divider */ @@ -113,12 +114,12 @@ int clock_limp(int div) div = MAX_LPD; /* Save of the current value of the SSIDIV so we don't overwrite the value */ - temp = (ccm->cdr & CCM_CDR_SSIDIV(0xFF)); + temp = (in_be16(&ccm->cdr) & CCM_CDR_SSIDIV(0xFF)); /* Apply the divider to the system clock */ - ccm->cdr = (CCM_CDR_LPDIV(div) | CCM_CDR_SSIDIV(temp)); + out_be16(&ccm->cdr, CCM_CDR_LPDIV(div) | CCM_CDR_SSIDIV(temp)); - ccm->misccr |= CCM_MISCCR_LIMP; + setbits_be16(&ccm->misccr, CCM_MISCCR_LIMP); return (FREF / (3 * (1 << div))); } @@ -126,14 +127,15 @@ int clock_limp(int div) /* Exit low power LIMP mode */ int clock_exit_limp(void) { - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); + ccm_t *ccm = (ccm_t *)(MMAP_CCM); int fout; /* Exit LIMP mode */ - ccm->misccr &= (~CCM_MISCCR_LIMP); + clrbits_be16(&ccm->misccr, CCM_MISCCR_LIMP); /* Wait for PLL to lock */ - while (!(ccm->misccr & CCM_MISCCR_PLL_LOCK)) ; + while (!(in_be16(&ccm->misccr) & CCM_MISCCR_PLL_LOCK)) + ; fout = get_sys_clock(); @@ -153,10 +155,10 @@ int clock_exit_limp(void) int clock_pll(int fsys, int flags) { #ifdef CONFIG_MCF532x - volatile u32 *sdram_workaround = (volatile u32 *)(MMAP_SDRAM + 0x80); + u32 *sdram_workaround = (u32 *)(MMAP_SDRAM + 0x80); #endif - volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM); - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + sdram_t *sdram = (sdram_t *)(MMAP_SDRAM); + pll_t *pll = (pll_t *)(MMAP_PLL); int fref, temp, fout, mfd; u32 i; @@ -165,13 +167,13 @@ int clock_pll(int fsys, int flags) if (fsys == 0) { /* Return current PLL output */ #ifdef CONFIG_MCF5301x - u32 busdiv = ((pll->pdr >> 4) & 0x0F) + 1; - mfd = (pll->pcr & 0x3F) + 1; + u32 busdiv = ((in_be32(&pll->pdr) >> 4) & 0x0F) + 1; + mfd = (in_be32(&pll->pcr) & 0x3F) + 1; return (fref * mfd) / busdiv; #endif #ifdef CONFIG_MCF532x - mfd = pll->pfdr; + mfd = in_8(&pll->pfdr); return (fref * mfd / (BUSDIV * 4)); #endif @@ -211,8 +213,8 @@ int clock_pll(int fsys, int flags) * If it has then the SDRAM needs to be put into self refresh * mode before reprogramming the PLL. */ - if (sdram->ctrl & SDRAMC_SDCR_REF) - sdram->ctrl &= ~SDRAMC_SDCR_CKE; + if (in_be32(&sdram->ctrl) & SDRAMC_SDCR_REF) + clrbits_be32(&sdram->ctrl, SDRAMC_SDCR_CKE); /* * Initialize the PLL to generate the new system clock frequency. @@ -223,35 +225,36 @@ int clock_pll(int fsys, int flags) clock_limp(DEFAULT_LPD); #ifdef CONFIG_MCF5301x - pll->pdr = - PLL_PDR_OUTDIV1((BUSDIV / 3) - 1) | - PLL_PDR_OUTDIV2(BUSDIV - 1) | - PLL_PDR_OUTDIV3((BUSDIV / 2) - 1) | - PLL_PDR_OUTDIV4(USBDIV - 1); - - pll->pcr &= PLL_PCR_FBDIV_UNMASK; - pll->pcr |= PLL_PCR_FBDIV(mfd - 1); + out_be32(&pll->pdr, + PLL_PDR_OUTDIV1((BUSDIV / 3) - 1) | + PLL_PDR_OUTDIV2(BUSDIV - 1) | + PLL_PDR_OUTDIV3((BUSDIV / 2) - 1) | + PLL_PDR_OUTDIV4(USBDIV - 1)); + + clrbits_be32(&pll->pcr, ~PLL_PCR_FBDIV_UNMASK); + setbits_be32(&pll->pcr, PLL_PCR_FBDIV(mfd - 1)); #endif #ifdef CONFIG_MCF532x /* Reprogram PLL for desired fsys */ - pll->podr = (PLL_PODR_CPUDIV(BUSDIV / 3) | PLL_PODR_BUSDIV(BUSDIV)); + out_8(&pll->podr, + PLL_PODR_CPUDIV(BUSDIV / 3) | PLL_PODR_BUSDIV(BUSDIV)); - pll->pfdr = mfd; + out_8(&pll->pfdr, mfd); #endif /* Exit LIMP mode */ clock_exit_limp(); /* Return the SDRAM to normal operation if it is in use. */ - if (sdram->ctrl & SDRAMC_SDCR_REF) - sdram->ctrl |= SDRAMC_SDCR_CKE; + if (in_be32(&sdram->ctrl) & SDRAMC_SDCR_REF) + setbits_be32(&sdram->ctrl, SDRAMC_SDCR_CKE); #ifdef CONFIG_MCF532x /* * software workaround for SDRAM opeartion after exiting LIMP * mode errata */ - *sdram_workaround = CONFIG_SYS_SDRAM_BASE; + out_be32(sdram_workaround, CONFIG_SYS_SDRAM_BASE); #endif /* wait for DQS logic to relock */ |